Block toy



FIG. 1 is a front perspective view of my design;

FIG. 2 is a front elevational view;

FIG. 3 is a rear elevational view;

FIG. 4 is a left side view;

FIG. 5 is a right side view;

FIG. 6 is a top plan view;

FIG. 7 is a bottom plan view; and,

FIG. 8 is a rear perspective view. 

CLAIM The ornamental design for a block toy, as shown and described. 